/* eslint-disable max-len, react/no-multi-comp, react/jsx-no-bind */
import React, { Component } from 'react';
import ReactDOM from 'react-dom';

import { Waypoint } from '../src/waypoint';

const WAYPOINT_COUNT = 1000;

function Foo() {
  return (
    <div className="foo">
      <svg
        version="1.1"
        width="612px"
        height="502.174px"
        viewBox="0 65.326 612 502.174"
        enableBackground="new 0 65.326 612 502.174"
      >
        <ellipse fill="#C6C6C6" cx="283.5" cy="487.5" rx="259" ry="80" />
        <path
          id="bird"
          d="M210.333,65.331C104.367,66.105-12.349,150.637,1.056,276.449c4.303,40.393,18.533,63.704,52.171,79.03
                c36.307,16.544,57.022,54.556,50.406,112.954c-9.935,4.88-17.405,11.031-19.132,20.015c7.531-0.17,14.943-0.312,22.59,4.341
                c20.333,12.375,31.296,27.363,42.979,51.72c1.714,3.572,8.192,2.849,8.312-3.078c0.17-8.467-1.856-17.454-5.226-26.933
                c-2.955-8.313,3.059-7.985,6.917-6.106c6.399,3.115,16.334,9.43,30.39,13.098c5.392,1.407,5.995-3.877,5.224-6.991
                c-1.864-7.522-11.009-10.862-24.519-19.229c-4.82-2.984-0.927-9.736,5.168-8.351l20.234,2.415c3.359,0.763,4.555-6.114,0.882-7.875
                c-14.198-6.804-28.897-10.098-53.864-7.799c-11.617-29.265-29.811-61.617-15.674-81.681c12.639-17.938,31.216-20.74,39.147,43.489
                c-5.002,3.107-11.215,5.031-11.332,13.024c7.201-2.845,11.207-1.399,14.791,0c17.912,6.998,35.462,21.826,52.982,37.309
                c3.739,3.303,8.413-1.718,6.991-6.034c-2.138-6.494-8.053-10.659-14.791-20.016c-3.239-4.495,5.03-7.045,10.886-6.876
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                c-19.036-5.304-39.891-6.311-61.665-5.225c-43.837-8.358-31.554-84.887,0-90.363c29.571-5.132,62.966-13.339,99.928-32.156
                c32.668-5.429,64.835-12.446,92.939-33.85c48.106-14.469,111.903,16.113,204.241,149.695c3.926,5.681,15.819,9.94,9.524-6.351
                c-15.893-41.125-68.176-93.328-92.13-132.085c-24.581-39.774-14.34-61.243-39.957-91.247
                c-21.326-24.978-47.502-25.803-77.339-17.365c-23.461,6.634-39.234-7.117-52.98-31.273C318.42,87.525,265.838,64.927,210.333,65.331
                z M445.731,203.01c6.12,0,11.112,4.919,11.112,11.038c0,6.119-4.994,11.111-11.112,11.111s-11.038-4.994-11.038-11.111
                C434.693,207.929,439.613,203.01,445.731,203.01z"
        />
      </svg>
      <a href="https://google.com">Birds</a>
    </div>
  );
}

class PerformanceTest extends Component {
  constructor() {
    super();
    this.state = {};
  }

  handleEnter(index) {
    this.setState({
      [`active-${index}`]: true,
    });
  }

  handleLeave(index) {
    this.setState({
      [`active-${index}`]: false,
    });
  }

  render() {
    const elements = [];
    for (let i = 0; i < WAYPOINT_COUNT; i++) {
      // eslint-disable-next-line react/destructuring-assignment
      const isActive = this.state[`active-${i}`];

      elements.push(
        <div key={i}>
          <h2>
            Container
            {i}
          </h2>
          {isActive && <Foo />}
          {!isActive && (
            <div
              style={{
                height: 300,
                backgroundColor: '#f0f0f0',
                borderBottom: '1px solid #ccc',
              }}
            />
          )}
          <Waypoint
            onEnter={this.handleEnter.bind(this, i)}
            onLeave={this.handleLeave.bind(this, i)}
          />
        </div>,
      );
    }
    return <div>{elements}</div>;
  }
}

ReactDOM.render(<PerformanceTest />, document.getElementById('app'));
